Tachygraphometer
供测量用的带照准仪的速测仪
🗣️ 情景例句
He knows all there is to know,
他无所不知，
Good-bye, Mike.
再见，迈克。
Tim is an engineer.He is working for a big firm and he has already visited a great number of different places in Australia.
蒂姆是个工程师，正在一家大公司工作，并且已经去过澳大利亚的不少地方了。